@article{dadfar_kalibatseva_lester_2018,  title={Reliability and validity of the Farsi version of the Patient Health Questionnaire-9 (PHQ-9) with Iranian psychiatric outpatients},  volume={40},  ISSN={2237-6089},  url={https://doi.org/10.1590/2237-6089-2017-0116},  DOI={10.1590/2237-6089-2017-0116},  number={2},  journal={Trends in Psychiatry and Psychotherapy},  publisher={Associação de Psiquiatria do Rio Grande do Sul},  author={Dadfar, Mahboubeh and Kalibatseva, Zornitsa and Lester, David},  year={2018},  month={Apr},  pages={144–151} }